Home / 57,745.04-86,646.29-32,428.85

Finding the Fourth Proportional to 57,745.04, 86,646.29 and 32,428.85

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Solution

The fourth proportional to 57,745.04, 86,646.29 and 32,428.85 is: 48,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,745.04 : 86,646.29 = 32,428.85 : x
  2. Step 2: Convert to fraction form
    57,745.04/86,646.29 = 32,428.85/x
  3. Step 3: Cross multiply
    57,745.04x = 86,646.29 × 32,428.85
  4. Step 4: Simplify right side
    57,745.04x = 2,809,838,946.09
  5. Step 5: Solve for x
    x = 2,809,838,946.09/57,745.04
  6. Step 6: Final answer
    x = 48,659.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.